/**
 * Email ：huangyijia138@qq.com
 * Des：
 *
 * @description: 13
 * @author: huangjiajia
 * @create: 2025-01-20 10:43
 **/
public class ArgsTest01 {

    public static void main(String[] args) {
        User u = new User();
        u.age = 10;
        add(u);
        System.out.println("main -->"+u.age);

    }

    public static void add(User u) {
        u.age++;

    }
}
